Toothbrush



FIG. 1 is a side elevational view of a toothbrush showing my new design.

FIG. 2 is a sectional view thereof taken along line 2--2 of FIG. 1;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom view thereof; and

FIG. 5 is an end view thereof. 

The ornamental design for a toothbrush, substantially as shown and described. 